667
FNUS74 KMOB 131012
FWSMOB
SPOT FORECAST FOR SMOKE SHOW FIRE...USFS
NATIONAL WEATHER SERVICE MOBILE AL
512 AM CDT MON APR 13 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 CDT ON APRIL 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...HIGH DISPERSION INDEX AROUND 92 EXPECTED REST OF TODAY OVER
THE BURN AREA...
...HIGH DISPERSION INDEX AROUND 78 EXPECTED TUESDAY OVER THE BURN
AREA...
DISCUSSION
FOR THE REST OF TODAY, THE MINIMUM RELATIVE
HUMIDITY IS NEAR 35%, 20 FT WIND GUSTS WILL BE UP TO NEAR 20 MPH,
TRANSPORT WINDS WILL BE MOSTLY SOUTHERLY TO SOUTH-SOUTHEASTERLY,
AND DISPERSION VALUES WILL BE GOOD. FOR TUESDAY, THE MINIMUM
RELATIVE HUMIDITY IS NEAR 35%, 20 FT WIND GUSTS WILL BE UP TO
NEAR 20 MPH, TRANSPORT WINDS WILL BE MOSTLY SOUTHERLY, AND
DISPERSION VALUES WILL BE GOOD.
FOG POTENTIAL AND OTHER REMARKS...FOG IS POSSIBLE THIS MORNING,
TONIGHT, TUESDAY MORNING.
DRY CONDITIONS WILL PERSIST TODAY AND TUESDAY. MINIMUM
RELATIVE HUMIDITY THIS AFTERNOON WILL BE NEAR 35% WITH 20 FT WIND
GUSTS AROUND 20 MPH. TRANSPORT WINDS WILL BE MOSTLY SOUTHERLY TO
SOUTH-EASTERLY, AND DISPERSION VALUES WILL BE GOOD. FOR TUESDAY,
THE MINIMUM RELATIVE HUMIDITY WILL BE NEAR 35% WITH 20 FT WIND
GUSTS UP TO NEAR 20 MPH. TRANSPORT WINDS WILL BE MOSTLY SOUTHERLY,
AND DISPERSION VALUES WILL BE GOOD.
FOG POTENTIAL AND OTHER REMARKS... PATCHY FOG IS POSSIBLE TONIGHT
AND TUESDAY MORNING. VISIBILITIES REDUCED TO AROUND 1 MILE WILL
BE POSSIBLE.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). PATCHY FOG EARLY
IN THE MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......5900 FT AGL.
MIXING HEIGHT (M)...152-1798 METERS AGL.
TRANSPORT WINDS.....SOUTH 10 TO 16 MPH.
TRANSPORT WINDS M/S.SOUTH 4 TO 7 METERS/SECOND.
DISPERSION INDEX....11 INCREASING TO 90.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........70 52 47 36 29 17
WEATHER COV.....PATCHY
WEATHER TYPE....FOG NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............61 67 77 83 83 83
RH..............100 84 56 40 37 38
20 FT WIND DIR..SE S S S S S
20 FT WIND SPD..2 5 8 10 10 10
20 FT WIND GUST.7 10 15 18 20 18
MIX HGT (FT)....500 2300 4500 5700 5900 5700
MIX HGT (M).....150 700 1370 1740 1800 1740
TRANSP WIND DIR.SSE S S S S S
TRANSP WIND SPD.10 15 14 15 15 14
TRANS WIND DIR..SSE S S S S S
TRANS SPD (M/S).4 7 6 7 7 6
DISPERSION IDX..9 44 77 92 91 85
LVORI...........8 4 1 1 1 1
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT). PATCHY FOG
OVERNIGHT.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......400 FT AGL.
MIXING HEIGHT (M)...122-1737 METERS AGL.
TRANSPORT WINDS.....SOUTH 8 TO 15 MPH.
TRANSPORT WINDS M/S.SOUTH 4 TO 7 METERS/SECOND.
DISPERSION INDEX....89 DECREASING TO 6.
LVORI...............5.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........13 2 2 11 39 48
WEATHER COV..... PATCHY PATCHY
WEATHER TYPE....NONE NONE NONE NONE FOG FOG
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............81 71 66 63 63 62
RH..............42 66 84 100 100 100
20 FT WIND DIR..S S S SSE S SSE
20 FT WIND SPD..9 6 5 2 2 2
20 FT WIND GUST.17 14 12 9 8 7
MIX HGT (FT)....5700 500 500 500 600 600
MIX HGT (M).....1740 150 150 150 180 180
TRANSP WIND DIR.S S S S S S
TRANSP WIND SPD.15 12 10 10 10 10
TRANS WIND DIR..S S S S S S
TRANS SPD (M/S).7 5 4 4 4 4
DISPERSION IDX..89 5 5 5 4 4
LVORI...........1 3 5 9 9 9
TUESDAY
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT) THEN BECOMING
SUNNY (5-15 PERCENT). PATCHY FOG EARLY IN THE
MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........38 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......5500 FT AGL.
MIXING HEIGHT (M)...152-1676 METERS AGL.
TRANSPORT WINDS.....SOUTH 7 TO 14 MPH.
TRANSPORT WINDS M/S.SOUTH 3 TO 6 METERS/SECOND.
DISPERSION INDEX....9 INCREASING TO 77.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........65 57 19 11 6 4
WEATHER COV.....PATCHY PATCHY
WEATHER TYPE....FOG FOG NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............60 64 74 80 83 84
RH..............100 97 69 49 40 38
20 FT WIND DIR..SSE S SSE S S S
20 FT WIND SPD..2 2 6 8 10 10
20 FT WIND GUST.7 7 12 16 18 18
MIX HGT (FT)....500 1300 3400 4600 5300 5100
MIX HGT (M).....150 400 1040 1400 1620 1550
TRANSP WIND DIR.S S S S S S
TRANSP WIND SPD.8 8 12 14 14 14
TRANS WIND DIR..S S S S S S
TRANS SPD (M/S).4 4 5 6 6 6
DISPERSION IDX..4 13 50 71 78 77
LVORI...........9 5 1 1 1 1
FORECASTER...8
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...WILDFIRE
.TAG 2610141.1/MOB
.DELDT 04/13/26
.FORMATTERVERSION 2.0.0
.EMAIL CLIFTON.WILLIS@USDA.GOV
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